TY - JOUR AU - Abraham,Katharine G. AU - Medoff,James L. TI - Length of Service and the Operation of Internal Labor Markets JF - National Bureau of Economic Research Working Paper Series VL - No. 1085 PY - 1983 Y2 - March 1983 UR - http://www.nber.org/papers/w1085 L1 - http://www.nber.org/papers/w1085.pdf N1 - Author contact info: Katharine G. Abraham Joint Program in Survey Methodology 1218 LeFrak Hall University of Maryland College Park, MD 20742 Tel: 301/405-1004 Fax: 301/314-7912 E-Mail: kabraham@survey.umd.edu James L. Medoff Department of Economics Harvard University Littauer Center 115 Cambridge, MA 02138 Tel: 617/495-4209 E-Mail: jmedoff@harvard.edu AB - This paper presents a summary of the evidence which has recently been collected concerning the role of length of service in the operation of internal labor markets. It argues that these data are inconsistent with the human capital model of the experience-earnings and experience-layoff relationships. The paper concludes by asserting that if we are ever to fully understand the role of service, newdata are needed. ER -